It was actually just a friend who as a matter of fact stated.
"As a matter of fact there is something else we could do," he said.
As a matter of fact there is a misunderstanding involved.
It is a matter of recorded fact that all hands were lost, including the captain.
As a matter of actual fact, they don't hurt anyone but themselves.
As a matter of fact there were more than two.
Cause and effect are matters of fact, telling us what is possible.
As a matter of fact there would be nothing to look at.
As a matter of fact there was a possible motive.
As a matter of cold fact, I am no longer human.